Firefox System Requirements

Firefox ESR 128.5.2

Windows

Operating Systems (32-bit and 64-bit)

  • Windows 10 or later
  • 1 gigahertz (GHz) or faster compatible processor or System on a Chip (SoC)
  • 1GB of RAM / 2GB of RAM for the 64-bit version
  • 500MB of hard drive space

Mac

Operating Systems

  • macOS 10.15 or later
  • Macintosh computer with an Intel x86 or Apple silicon processor
  • 512 MB of RAM
  • 200 MB hard drive space

GNU/Linux

Software Requirements

Please note that GNU/Linux distributors may provide packages for your distribution which have different requirements.

  • Firefox will not run at all without the following libraries or packages:
    • glibc 2.17 or higher
    • GTK+ 3.14 or higher
    • libglib 2.42 or higher
    • libstdc++ 4.8.1 or higher
    • X.Org 1.0 or higher (1.7 or higher is recommended)
  • For optimal functionality, we recommend the following libraries or packages:
    • DBus 1.0 or higher
    • NetworkManager 0.7 or higher
    • PulseAudio

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